55504799 has 12 divisors (see below), whose sum is σ = 64737864. Its totient is φ = 47449584.

The previous prime is 55504793. The next prime is 55504807. The reversal of 55504799 is 99740555.

It is a happy number.

It is not a de Polignac number, because 55504799 - 2⁴ = 55504783 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55504793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20429 + ... + 22985.

It is an arithmetic number, because the mean of its divisors is an integer number (5394822).

Almost surely, 2^55504799 is an apocalyptic number.

55504799 is a deficient number, since it is larger than the sum of its proper divisors (9233065).

55504799 is a wasteful number, since it uses less digits than its factorization.

55504799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014 (or 3007 counting only the distinct ones).

The product of its (nonzero) digits is 283500, while the sum is 44.

The square root of 55504799 is about 7450.1542937043. The cubic root of 55504799 is about 381.4551752738.

The spelling of 55504799 in words is "fifty-five million, five hundred four thousand, seven hundred ninety-nine".